Director of U.S. market research, Twitter Cartier Stennis is the Director of U.S. market research on Twitter’s Global Marketing Insights & Analytics team. Follow him on Twitter @CartierStennis. Publishing Partner: Three ways brands can boost the impact of social media conversations 06.24.21 @ 12:00 PM ET Publishing Partner: Should brands communicate during a crisis? 05.12.20 @ 09:23 AM ET
